﻿// Copyright 2007-2012 Chris Patterson, Dru Sellers, Travis Smith, et. al.
//  
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use 
// this file except in compliance with the License. You may obtain a copy of the 
// License at 
// 
//     http://www.apache.org/licenses/LICENSE-2.0 
// 
// Unless required by applicable law or agreed to in writing, software distributed 
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 
// CONDITIONS OF ANY KIND, either express or implied. See the License for the 
// specific language governing permissions and limitations under the License.
namespace Topshelf.Supervise.Threading
{
    using System;
    using System.Threading;

    static class FiberExtensions
    {
        public static bool AddAndWait(this Fiber fiber, Action operation, TimeSpan timeout)
        {
            var @event = new ManualResetEvent(false);

            fiber.Add(() =>
                {
                    try
                    {
                        operation();
                    }
                    finally
                    {
                        @event.Set();
                    }
                });

            bool completed = @event.WaitOne(timeout);
            fiber.Add(() =>
                {
                    var disposable = @event as IDisposable;
                    disposable.Dispose();
                });

            return completed;
        }
    }
}